Bruker Kappa APEXII CCD diffractometer	6537 independent reflections
Radiation source: fine-focus sealed tube	5993 reflections with I > 2σ(I)
Graphite monochromator	Rint = 0.024
φ and ω scans	θmax = 30.0°, θmin = 2.2°
Absorption correction: multi-scan (SADABS; Bruker, 2008)	h = −10→10
Tmin = 0.89, Tmax = 0.96	k = −13→13
29040 measured reflections	l = −22→22